P.S
2023
IOP2601 Assessment 02 Complete Answers
Due: 29 August 2023 @ 23:00
Semester 2/ 2023
Organisational Research Methodology
, QUESTION ANSWERS
NUMBER
QUESTION 1 P.G. 96-97 Study Guide
1.1 Ntsieni has twenty pens in a basket, eight are red and twelve are blue.
(a) What is the probability that the first pen he takes out will be red? (1)
𝟖
P(Red) =
𝟐𝟎
= 0,4
(b) What is the probability that the first pen will be blue? (1)
𝟏𝟐
P(Blue) =
𝟐𝟎
= 0,6
1.2. You have ten pens in a basket, four are red and six are blue. You take out two pens from
the basket one by one without replacement. What is the probability that the first pen is red
and second is blue? (2)
𝟒 𝟔
P(Red) x P(Blue) = x
𝟏𝟎 𝟗
= 0,4 x 0,66666666
= 0, 2666666
= 0,27
Page 1 of 7
2023
IOP2601 Assessment 02 Complete Answers
Due: 29 August 2023 @ 23:00
Semester 2/ 2023
Organisational Research Methodology
, QUESTION ANSWERS
NUMBER
QUESTION 1 P.G. 96-97 Study Guide
1.1 Ntsieni has twenty pens in a basket, eight are red and twelve are blue.
(a) What is the probability that the first pen he takes out will be red? (1)
𝟖
P(Red) =
𝟐𝟎
= 0,4
(b) What is the probability that the first pen will be blue? (1)
𝟏𝟐
P(Blue) =
𝟐𝟎
= 0,6
1.2. You have ten pens in a basket, four are red and six are blue. You take out two pens from
the basket one by one without replacement. What is the probability that the first pen is red
and second is blue? (2)
𝟒 𝟔
P(Red) x P(Blue) = x
𝟏𝟎 𝟗
= 0,4 x 0,66666666
= 0, 2666666
= 0,27
Page 1 of 7
